2123222333333 has 4 divisors (see below), whose sum is σ = 2125047977088. Its totient is φ = 2121396689580.

The previous prime is 2123222333269. The next prime is 2123222333389. The reversal of 2123222333333 is 3333332223212.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2123222333333 - 2⁶ = 2123222333269 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2123222333333.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123222333033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 912820133 + ... + 912822458.

It is an arithmetic number, because the mean of its divisors is an integer number (531261994272).

Almost surely, 2^{2123222333333} is an apocalyptic number.

It is an amenable number.

2123222333333 is a deficient number, since it is larger than the sum of its proper divisors (1825643755).

2123222333333 is a wasteful number, since it uses less digits than its factorization.

2123222333333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1825643754.

The product of its digits is 69984, while the sum is 32.

Adding to 2123222333333 its reverse (3333332223212), we get a palindrome (5456554556545).

The spelling of 2123222333333 in words is "two trillion, one hundred twenty-three billion, two hundred twenty-two million, three hundred thirty-three thousand, three hundred thirty-three".